Her father was enjoying himself at the driver's expense.

Conlon could tell Kim was enjoying himself at her expense.

This is just one more chance to enjoy myself at their expense.

On the contrary, he appeared to be enjoying himself immensely, at their expense.

She could feel how much it was enjoying itself at her expense.

He and the cat enjoyed a joke at Khan's expense.

Yet he enjoyed a joke, even at his own expense.

And no doubt he's enjoying a laugh at my expense.

Julius realized the captain was simply enjoying himself at their expense.

She might as well enjoy one last night of luxury at my expense.